package com.zy.springbootmybatis.web;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;

@WebFilter(urlPatterns = "/*")
public class HelloFilter implements Filter {

    @Override
    public void destroy() {

    }

    @Override
    public void doFilter(ServletRequest arg0, ServletResponse arg1, FilterChain arg2)
            throws IOException, ServletException {
        System.out.println("HelloFilter............放行之前");
        arg2.doFilter(arg0, arg1);
        System.out.println("HelloFilter............放行之后");
    }

    @Override
    public void init(FilterConfig arg0) throws ServletException {

    }

}